Base | Representation |
---|---|
bin | 1100100111111… |
… | …10110100010011 |
3 | 21101021100022112 |
4 | 12103332310103 |
5 | 204102320311 |
6 | 14301455535 |
7 | 2424101144 |
oct | 623766423 |
9 | 241240275 |
10 | 105901331 |
11 | 54862268 |
12 | 2b5715ab |
13 | 18c2b913 |
14 | 100c9acb |
15 | 946d28b |
hex | 64fed13 |
105901331 has 2 divisors, whose sum is σ = 105901332. Its totient is φ = 105901330.
The previous prime is 105901321. The next prime is 105901333. The reversal of 105901331 is 133109501.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 105901331 - 222 = 101707027 is a prime.
It is a super-2 number, since 2×1059013312 = 22430183815143122, which contains 22 as substring.
Together with 105901333, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 105901297 and 105901306.
It is not a weakly prime, because it can be changed into another prime (105901333) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52950665 + 52950666.
It is an arithmetic number, because the mean of its divisors is an integer number (52950666).
Almost surely, 2105901331 is an apocalyptic number.
105901331 is a deficient number, since it is larger than the sum of its proper divisors (1).
105901331 is an equidigital number, since it uses as much as digits as its factorization.
105901331 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 405, while the sum is 23.
The square root of 105901331 is about 10290.8372351330. The cubic root of 105901331 is about 473.1154597479.
The spelling of 105901331 in words is "one hundred five million, nine hundred one thousand, three hundred thirty-one".
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